Explore · The library
Every resource founders actually use, in one library.
The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.
What founders use most, ranked by how many answers lean on it.
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Video · How Founders Use AI
The New Way To Build A Startup
Y Combinator
- Lemkin actually ran the experiment of replacing bought tooling and people with AI, and reports the messy truth. open.spotify.com Podcast · How Founders Use AI We replaced our sales team with 20 AI agents | Jason Lemkin Lenny's Podcast
- Reported cases, including a 55-person firm saving ~$100k/yr by replacing Salesforce with a Claude-built app. tipranks.com Article · How Founders Use AI Small companies using Claude to quit Salesforce, The Information says TipRanks / The Information
- Concrete internal-ops use cases (approvals, onboarding, purchase orders) you can steal this week. forbes.com Article · How Founders Use AI 5 Vibe Coding Use Cases Every Company Can Start Using Today Bernard Marr (Forbes)
- Legal, marketing, and finance teams building their own tools instead of filing tickets; proof it works beyond engineers. claude.com Guide · How Founders Use AI How Anthropic teams use Claude Code Anthropic
- Sober, named case studies of AI-built software inside real organisations, not demo-ware. itrevolution.com Article · How Founders Use AI Four Case Studies in Vibe Coding IT Revolution
- Why the build-vs-buy answer is 'more software everywhere', with the nuance most hot takes miss. a16z.com Article · How Founders Use AI Death of Software. Nah. a16z
- The investor-grade argument for why bespoke tools now compete with application SaaS on cost. a16z.news Article · How Founders Use AI Good news: AI Will Eat Application Software a16z
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Video · How Founders Use AI
If I wanted to build $1M+ AI startup in 2025, I'd do this
Greg Isenberg
- A non-developer's honest build log of a production CRM that replaced Salesforce and HubSpot for his business. hackernoon.com Article · How Founders Use AI How I Built a 90-route CRM with Claude Code and No Dev Background Julian (HackerNoon)
- A personal AI CRM built in 20 minutes for $20/month, with the exact setup shared. growthunhinged.com Article · How Founders Use AI Everyone can have their own AI CRM Kyle Poyar (Growth Unhinged)
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Video · How Founders Use AI
Building a CRM From Scratch With Claude Code (Start to Finish)
Brendan Jowett
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Video · How Founders Use AI
Your CRM Sucks, Build One With Claude Code
Brendan Jowett
- Shows the step most tutorials skip: wiring your AI-built CRM to real accounting data. devblog.xero.com Guide · How Founders Use AI Build a CRM with Claude Code & Xero Regan Ashworth (Xero Developer)
- The canonical fast path to a CRUD admin panel on top of a real database. retool.com Guide · How Founders Use AI Supabase admin panel tutorial: build it in under 20 minutes Retool
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Video · How Founders Use AI
How to build an admin panel for Supabase in 10 minutes
Retool
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Video · How Founders Use AI
How to create a Supabase Admin Dashboard
UI Bakery
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Video · How Founders Use AI
Build an admin panel for Supabase in 5 minutes (Airtable + Whalesync)
Whalesync
- Point it at your schema and chat your way to a production-ready React admin, code included. refine.dev Guide · How Founders Use AI Create an admin panel with Supabase in 5 minutes with Refine AI Refine
- The no-code route to an admin surface with user permissions over live Postgres data. softr.io Tool · How Founders Use AI Build a custom Supabase admin dashboard in minutes Softr
- Describe the tracker you need and Omni generates tables, interfaces, and automations in one shot. airtable.com Tool · How Founders Use AI Airtable Omni: Your expert AI app builder Airtable
- Why the biggest internal-tools platform rebuilt itself around conversational app building. airtable.com Article · How Founders Use AI The AI-Native Airtable Has Arrived: A Letter from our CEO Howie Liu (Airtable)
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Video · How Founders Use AI
Build a Custom App Interface in Minutes with Airtable's Omni AI
Airtable
- The Chennai-built option: idea-to-app generation with OCR and prediction skills, priced for Indian teams. zoho.com Article · How Founders Use AI Zoho adds advanced AI capabilities to Zoho Creator (CoCreator) Zoho
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.